Home / 3,780,348.18-5,217,875.01-2,149,711.38

Finding the Fourth Proportional to 3,780,348.18, 5,217,875.01 and 2,149,711.38

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Solution

The fourth proportional to 3,780,348.18, 5,217,875.01 and 2,149,711.38 is: 2,967,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,348.18 : 5,217,875.01 = 2,149,711.38 : x
  2. Step 2: Convert to fraction form
    3,780,348.18/5,217,875.01 = 2,149,711.38/x
  3. Step 3: Cross multiply
    3,780,348.18x = 5,217,875.01 × 2,149,711.38
  4. Step 4: Simplify right side
    3,780,348.18x = 11,216,925,288,414.61
  5. Step 5: Solve for x
    x = 11,216,925,288,414.61/3,780,348.18
  6. Step 6: Final answer
    x = 2,967,167.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.